/* 这是CSS样式表注释 */
body {
    background-color: #F5F5F7;
    background: linear-gradient(to right, #fab6e3, #eb94d0, #f526c1);
    /* background-image: url('https://img-prod-cms-rt-microsoft-com.akamaized.net/cms/api/am/imageFileData/RE4wHgp?ver=1605'); */
  }
  h1 {
    text-align: center;
    font-family: "黑体",serif;
    font-size: 3em;
    text-shadow: red 0 1px 0;
  }
  p {
    text-indent: 2em;
    text-decoration:underline;
    font-weight: bold;
    color:red;
  }
  body:lang(zh-CN) {
    font-family: SF Pro SC,SF Pro Text,SF Pro Icons,PingFang SC,Helvetica Neue,Helvetica,Arial,sans-serif;
    font-family: -apple-system,SF UI Text,Arial,PingFang SC,Hiragino Sans GB,Microsoft YaHei,WenQuanYi Micro Hei,sans-serif;
  }
  .demo {
    width: 200px;
    height: 200px;
    background-color:#F5F5F7;
    border: 1px red solid;
    border-radius: 5px;
  
    /* margin-top: 1em;
    margin-left: 2em; */
    margin: 1em;
    padding: 1em;
  }
  